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Finding the Third Proportional to 115,931.25 and 246,078

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Solution

The third proportional to 115,931.25 and 246,078 is: 522,330.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,931.25 : 246,078 = 246,078 : x
  2. Step 2: Convert to fraction form
    115,931.25/246,078 = 246,078/x
  3. Step 3: Cross multiply
    115,931.25x = 246,078 × 246,078
  4. Step 4: Simplify right side
    115,931.25x = 60,554,382,084
  5. Step 5: Solve for x
    x = 60,554,382,084/115,931.25
  6. Step 6: Final answer
    x = 522,330.11

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.